Home / 14,399.80-21,599.70-9,734.20

Finding the Fourth Proportional to 14,399.80, 21,599.70 and 9,734.20

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Solution

The fourth proportional to 14,399.80, 21,599.70 and 9,734.20 is: 14,601.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399.80 : 21,599.70 = 9,734.20 : x
  2. Step 2: Convert to fraction form
    14,399.80/21,599.70 = 9,734.20/x
  3. Step 3: Cross multiply
    14,399.80x = 21,599.70 × 9,734.20
  4. Step 4: Simplify right side
    14,399.80x = 210,255,799.74
  5. Step 5: Solve for x
    x = 210,255,799.74/14,399.80
  6. Step 6: Final answer
    x = 14,601.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.